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A. Lange & Sohne - A.Lange & Sohne Rose Gold Saxonia Annual Calendar Watch Ref. 330.032 - The Keystone Watches

A.Lange & Sohne Rose Gold Saxonia Annual Calendar Watch Ref. 330.032

A.Lange & Sohne Rose Gold Saxonia Annual Calendar Watch Ref. 330.032

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Cartier - Cartier Platinum Jumbo Tank Americaine Mechanique Watch - The Keystone Watches

Cartier Platinum Jumbo Tank Americaine Mechanique Watch

Cartier Platinum Jumbo Tank Americaine Mechanique Watch

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A. Lange & Sohne - A. Lange & Sohne Rose Gold Datograph Dufour Watch Ref. 403.031 - The Keystone Watches

A. Lange & Sohne Rose Gold Datograph Dufour Watch Ref. 403.031

A. Lange & Sohne Rose Gold Datograph Dufour Watch Ref. 403.031

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Cartier - Cartier Yellow Gold Pasha Golf Automatic Watch - The Keystone Watches

Cartier Yellow Gold Pasha Golf Automatic Watch

Cartier Yellow Gold Pasha Golf Automatic Watch

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Franck Muller - Franck Muller Platinum Imperial Tourbillon Minute Repeater - The Keystone Watches

Franck Muller Platinum Imperial Tourbillon Minute Repeater

Franck Muller Platinum Imperial Tourbillon Minute Repeater

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Universal Geneve - Universal Geneve White Gold Golden Shadow Watch - The Keystone Watches

Universal Geneve White Gold Golden Shadow Watch

Universal Geneve White Gold Golden Shadow Watch

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Ulysse Nardin - Ulysse Nardin Rose Gold Freak Cruiser Watch - The Keystone Watches

Ulysse Nardin Rose Gold Freak Cruiser Watch

Ulysse Nardin Rose Gold Freak Cruiser Watch

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Universal Geneve - Universal Geneve Compax Evil Nina Watch Ref. 885103/02 - The Keystone Watches

Universal Geneve Compax Evil Nina Watch Ref. 885103/02

Universal Geneve Compax Evil Nina Watch Ref. 885103/02

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Franck Muller - Franck Muller Yellow Gold Cloisonne World Map Watch - The Keystone Watches

Franck Muller Yellow Gold Cloisonne World Map Watch

Franck Muller Yellow Gold Cloisonne World Map Watch

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Piaget - Piaget White Gold Bracelet Watch - The Keystone Watches

Piaget White Gold Bracelet Watch

Piaget White Gold Bracelet Watch

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Laurent Ferrier - Laurent Ferrier White Gold Galet Traveler Enamel World Watch, Limited U.S. Edition - The Keystone Watches

Laurent Ferrier White Gold Galet Traveler Enamel World Watch, Limited U.S. Edition

Laurent Ferrier White Gold Galet Traveler Enamel World Watch, Limited U.S. Edition

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Tudor - Tudor Submariner Watch Ref. 79190 - The Keystone Watches

Tudor Submariner Watch Ref. 79190

Tudor Submariner Watch Ref. 79190

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Cartier - Cartier Yellow Gold Maxi Oval Watch - The Keystone Watches

Cartier Yellow Gold Maxi Oval Watch

Cartier Yellow Gold Maxi Oval Watch

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Cartier - Cartier Yellow Gold Tank Cintree Watch, Circa 1970 - The Keystone Watches

Cartier Yellow Gold Tank Cintree Watch, Circa 1970

Cartier Yellow Gold Tank Cintree Watch, Circa 1970

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Cartier - Cartier Yellow Gold Bamboo Coussin Watch - The Keystone Watches

Cartier Yellow Gold Bamboo Coussin Watch

Cartier Yellow Gold Bamboo Coussin Watch

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Chopard - Chopard Yellow Gold Unusual Bracelet Watch, Circa 1972 - The Keystone Watches

Chopard Yellow Gold Unusual Bracelet Watch, Circa 1972

Chopard Yellow Gold Unusual Bracelet Watch, Circa 1972

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Piaget - Piaget Yellow Gold Bamboo Jade Watch, 1970s - The Keystone Watches

Piaget Yellow Gold Bamboo Jade Watch, 1970s

Piaget Yellow Gold Bamboo Jade Watch, 1970s

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Cartier - Cartier Yellow Gold Tank Ceinture Watch - The Keystone Watches

Cartier Yellow Gold Tank Ceinture Watch

Cartier Yellow Gold Tank Ceinture Watch

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Richard Mille - Richard Mille Skeletonized Paris Boutique RM10 Watch, Limited to 10 Pieces - The Keystone Watches

Richard Mille Skeletonized Paris Boutique RM10 Watch, Limited to 10 Pieces

Richard Mille Skeletonized Paris Boutique RM10 Watch, Limited to 10 Pieces

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Daniel Roth - Daniel Roth Yellow Gold Regulateur Tourbillon Watch - The Keystone Watches

Daniel Roth Yellow Gold Regulateur Tourbillon Watch

Daniel Roth Yellow Gold Regulateur Tourbillon Watch

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Piaget - Piaget Yellow Gold Diamond & Onyx Watch - The Keystone Watches

Piaget Yellow Gold Diamond & Onyx Watch

Piaget Yellow Gold Diamond & Onyx Watch

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Cartier - Cartier Yellow Gold Asymmetrical Tank Watch, Piece Unique - The Keystone Watches

Cartier Yellow Gold Asymmetrical Tank Watch, Piece Unique

Cartier Yellow Gold Asymmetrical Tank Watch, Piece Unique

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Cartier - Cartier White Gold Tank Manual-Wind Watch - The Keystone Watches

Cartier White Gold Tank Manual-Wind Watch

Cartier White Gold Tank Manual-Wind Watch

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A. Lange & Sohne - A. Lange & Sohne White Gold Cabaret Soiree Diamond Watch, Ref. 868.032 - The Keystone Watches

A. Lange & Sohne White Gold Cabaret Soiree Diamond Watch, Ref. 868.032

A. Lange & Sohne White Gold Cabaret Soiree Diamond Watch, Ref. 868.032

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Jaeger LeCoultre - Jaeger LeCoultre Platinum Master Control Minute Repeater Baguette Diamond Watch - The Keystone Watches

Jaeger LeCoultre Platinum Master Control Minute Repeater Baguette Diamond Watch

Jaeger LeCoultre Platinum Master Control Minute Repeater Baguette Diamond Watch

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Piaget - Piaget White Gold Diamond & Onyx Watch - The Keystone Watches

Piaget White Gold Diamond & Onyx Watch

Piaget White Gold Diamond & Onyx Watch

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FP Journe - F.P. Journe Platinum Octa Reserve de Marche Early Production with Original Box and Papers - The Keystone Watches

F.P. Journe Platinum Octa Reserve de Marche Early Production with Original Box and Papers

F.P. Journe Platinum Octa Reserve de Marche Early Production with Original Box and Papers

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Piaget - Piaget White Gold Onyx & Baguette Diamond Watch - The Keystone Watches

Piaget White Gold Onyx & Baguette Diamond Watch

Piaget White Gold Onyx & Baguette Diamond Watch

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Piaget - Piaget Yellow Gold Diamond & Lapis Watch - The Keystone Watches

Piaget Yellow Gold Diamond & Lapis Watch

Piaget Yellow Gold Diamond & Lapis Watch

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Cartier - Cartier Yellow Gold Unusual Bracelet Watch - The Keystone Watches

Cartier Yellow Gold Unusual Bracelet Watch

Cartier Yellow Gold Unusual Bracelet Watch

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A. Lange & Sohne - A Lange & Sohne White Gold 1815 Chronograph Watch - The Keystone Watches

A Lange & Sohne White Gold 1815 Chronograph Watch

A Lange & Sohne White Gold 1815 Chronograph Watch

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Cartier - Cartier Yellow Gold Asymmetrical Tank Watch, with Original Box and Certificate - The Keystone Watches

Cartier Yellow Gold Asymmetrical Tank Watch, with Original Box and Certificate

Cartier Yellow Gold Asymmetrical Tank Watch, with Original Box and Certificate

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Universal Geneve - Universal Geneve Polerouter Date Tropical Watch - The Keystone Watches

Universal Geneve Polerouter Date Tropical Watch

Universal Geneve Polerouter Date Tropical Watch

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Cartier - Cartier White Gold Rotonde de Cartier Flying Tourbillon Watch - The Keystone Watches

Cartier White Gold Rotonde de Cartier Flying Tourbillon Watch

Cartier White Gold Rotonde de Cartier Flying Tourbillon Watch

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Ressence - Ressence Type 3 Automatic Watch - The Keystone Watches

Ressence Type 3 Automatic Watch

Ressence Type 3 Automatic Watch

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Ulysse Nardin - Ulysse Nardin Platinum Diamond Heart Freak Watch - The Keystone Watches

Ulysse Nardin Platinum Diamond Heart Freak Watch

Ulysse Nardin Platinum Diamond Heart Freak Watch

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New Arrivals Preview
 
Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

$9,800 USD
 
Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

$8,750 USD
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

$23,500 USD
 
Boucheron - Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival) - The Keystone Watches

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

$7,500 USD
 
Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

$15,500 USD
Shop all New Arrivals Preview

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Guarantee

Our watches go through a rigorous authentication process in which seasoned experts examine and evaluate the watches. These experts have decades of experience and have authenticated thousands of watches in their lifetime. We guarantee every piece of the watches we offer are 100% authentic. 

CONTACT US

You can reach us by emailing hello@thekeystone.com or call 213-632-9061

We are based in West Hollywood, CA. Please contact us for appointments to view a watch in person. 

We are not authorized sellers of the brands listed on our site. We sell vintage and pre-owned product.

Stay in touch.

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